.iu_login {
    .bgc {
        position: absolute;
        top: 0;
        right: 0;
        left: 0;
        bottom: 0;
        background-image: url('/static/img/bgc.png');
        background-repeat: no-repeat;
        background-position: center bottom ;
    }
    .container {
        position: absolute;
        right: 145px;
        top: 50%;
        margin-top: -300px;
        background-color: #fff;
        width: 850px;
        height: 500px;
        padding: 60px 70px;
        .ant-form {
            margin-top: 50px;
        }
    }
}